Finding the Fourth Proportional to 48,394,390.26, 66,783,417.63 and 26,368,070.70
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Solution
The fourth proportional to 48,394,390.26, 66,783,417.63 and 26,368,070.70 is: 36,387,479.38
Step by Step Solution
- Step 1: Write the proportion equation
48,394,390.26 : 66,783,417.63 = 26,368,070.70 : x - Step 2: Convert to fraction form
48,394,390.26/66,783,417.63 = 26,368,070.70/x - Step 3: Cross multiply
48,394,390.26x = 66,783,417.63 × 26,368,070.70 - Step 4: Simplify right side
48,394,390.26x = 1,760,949,877,655,466.50 - Step 5: Solve for x
x = 1,760,949,877,655,466.50/48,394,390.26 - Step 6: Final answer
x = 36,387,479.38
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.